Question

Change the following sentence into active voice by choosing the correct option.
All his calculations have been proved wrong.

• A. It has proved all his calculations wrong.
• B. They have proved all his calculations wrong.
• C. We have proved all his calculations wrong.
• D. All his calculations were proved wrong.

Answer 1

Answer: (B)

They have proved all his calculations wrong.

Answer 2

The correct option is (B) : They have proved all his calculations wrong.